Results 31 to 40 of about 21,223 (300)

Subjective Scaling of Hand-Arm Vibration

open access: yesIndustrial Health, 2008
The purpose of this research was to establish a scale for comfort with regard to hand-arm vibration using the category judgment method and to validate the frequency-weighting method of the ISO 5349-1 standard. Experiments were conducted using random signals as stimuli. These stimuli consisted of three types of signal, namely designated stimulus F, with
MAEDA, Setsuo, SHIBATA, Nobuyuki
openaire   +3 more sources

Advances on nervous system impairment induced by hand-transmitted vibration

open access: yes环境与职业医学, 2022
Hand-transmitted vibration is one of the most common physical harmful factors in the workplace,and the hand-arm vibration syndrome caused by it lacks effective treatment, and seriously affects the physical and mental health of the involved workers. As an
Qian BU   +5 more
doaj   +1 more source

Comparison between the Biomechanical Responses of the Hand and Foot When Exposed to Vertical Vibration [PDF]

open access: yes, 2023
Workers can be exposed daily to foot-transmitted vibration (FTV) from standing on mobile equipment or vibrating platforms and surfaces. This results in a consistent risk of developing neurological, vascular, and musculoskeletal problems.
Massimo Bovenzi   +6 more
core   +1 more source

Effect of Tendon Vibration on Hemiparetic Arm Stability in Unstable Workspaces. [PDF]

open access: yesPLoS ONE, 2015
Sensory stimulation of wrist musculature can enhance stability in the proximal arm and may be a useful therapy aimed at improving arm control post-stroke.
Megan O Conrad   +3 more
doaj   +1 more source

Exposure–response relationship between work-related hand–arm vibration exposure and musculoskeletal disorders of the upper extremities: the German hand–arm vibration study

open access: yes, 2023
Objective. To quantify the exposure–response relationship between hand–arm vibration exposure and the risk of musculoskeletal disorders of the upper extremities (UMSDs), a case–control study was carried out among workers in the construction, mining ...
Christian van den Berg (17671773)   +10 more
core   +1 more source

An Experimental Study on the Vibration Transmission Characteristics of Wrist Exposure to Hand Transmitted Vibration

open access: yesApplied Sciences, 2022
This research intends to further improve the understanding of vibration damage mechanisms in the wrist area and to establish a more effective biodynamic model of the hand-arm system.
Mingzhong Wu, Sheng Jia, Zhihong Lin
doaj   +1 more source

Relation between vibrotactile perception thresholds and reductions in finger blood flow induced by vibration of the hand at frequencies in the range 8–250 Hz [PDF]

open access: yes, 2014
Purpose: this study investigated how the vasoconstriction induced by vibration depends on the frequency of vibration when the vibration magnitude is defined by individual thresholds for perceiving vibration [i.e.
Ye, Ying, Griffin, Michael J.
core   +1 more source

A Method for Analyzing Hand-Transmitted Vibration Characteristics in the Hand-Arm Parts When Operating the Portable Pneumatic Extinguisher

open access: yesShock and Vibration, 2019
This study presents the vibration transfer characteristics and the vibration absorption power distribution of the specific working condition of a portable pneumatic extinguisher. A hand-transmitted vibration biomechanical model of the hand-arm system was
Jian Wen, Wenkai Ma, Wenbin Li
doaj   +1 more source

Significant Correlation Study between Cause and Effect of Hand Arm Vibration Exposure among Grass Cutters

open access: yesMATEC Web of Conferences, 2018
Prolonged exposures to hand-transmitted vibrations from grass-cutting machines have been associated with increasing occurrences of signs of occupational diseases related to the hand-arm vibration syndrome (HAVS).
Azmir N.A.   +7 more
doaj   +1 more source

New Damped-Jerk trajectory for vibration reduction [PDF]

open access: yes, 2014
This paper derives a jerk-shaped profile to address the vibration reduction of underdamped flexible dynamics of motion system. The jerk-limited profile is a widespread smooth command pattern used by modern motion systems.
BEAREE, Richard
core   +1 more source

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